Do you need help with the directions, or actually doing the assignment?
I had to write a real-life personal experience. I focused on what people said, colors, and details. Details not like what how many snowflakes I caught with my tongue but, how people smiled, and how happy I was. They normally write on what they want to remember out of it.
A and C are correct options.
There is no need to imitate Reagon and it will make it just an audio tape. Also, no need to add slangs as there would be teachers and other members there.